2205534445 has 4 divisors (see below), whose sum is σ = 2646641340. Its totient is φ = 1764427552.

The previous prime is 2205534439. The next prime is 2205534481. The reversal of 2205534445 is 5444355022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 910470276 + 1295064169 = 30174^2 + 35987^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2205534445 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2205534445.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220553440 + ... + 220553449.

It is an arithmetic number, because the mean of its divisors is an integer number (661660335).

Almost surely, 2^2205534445 is an apocalyptic number.

It is an amenable number.

2205534445 is a deficient number, since it is larger than the sum of its proper divisors (441106895).

2205534445 is an equidigital number, since it uses as much as digits as its factorization.

2205534445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441106894.

The product of its (nonzero) digits is 96000, while the sum is 34.

The square root of 2205534445 is about 46963.1179224719. The cubic root of 2205534445 is about 1301.6811475043.

Adding to 2205534445 its reverse (5444355022), we get a palindrome (7649889467).

The spelling of 2205534445 in words is "two billion, two hundred five million, five hundred thirty-four thousand, four hundred forty-five".